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Diaglib/Event filter: Output application state on focus events.

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Output the current active/modal/popup windows when receiving
FocusAboutToChange or FocusIn events.

Task-number: QTBUG-42731
Change-Id: Ia88e9a9b41f7c80fb7a2a048b06da56d989ff18a
Reviewed-by: Shawn Rutledge <shawn.rutledge@digia.com>
This commit is contained in:
Friedemann Kleint 2015-01-14 14:15:30 +01:00
parent b2cff0b4bf
commit 9d1bcd727a
1 changed files with 70 additions and 4 deletions
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74
tests/manual/diaglib/eventfilter.cpp
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@ -36,6 +36,28 @@
#include <QtCore/QDebug>
#include <QtCore/QTextStream>
#if QT_VERSION >= 0x050000
# if defined(QT_WIDGETS_LIB)
# define HAVE_APPLICATION
# endif
# if defined(QT_GUI_LIB)
# define HAVE_GUI_APPLICATION
# endif
#else // Qt 5
# if defined(QT_GUI_LIB)
# define HAVE_APPLICATION
# endif
#endif
#ifdef HAVE_APPLICATION
# include <QApplication>
# include <QWidget>
#endif
#ifdef HAVE_GUI_APPLICATION
# include <QtGui/QGuiApplication>
# include <QtGui/QWindow>
#endif
namespace QtDiag {
EventFilter::EventFilter(EventCategories eventCategories, QObject *p)
@ -131,16 +153,60 @@ static inline bool matchesType(const QObject *o, EventFilter::ObjectTypes types)
return types & EventFilter::OtherType;
}
static void formatObject(const QObject *o, QDebug debug)
{
if (o) {
debug << o->metaObject()->className();
const QString on = o->objectName();
if (!on.isEmpty())
debug << '/' << on;
} else {
debug << "null";
}
}
static void formatApplicationState(QDebug debug)
{
#if defined(HAVE_APPLICATION)
if (const QWidget *mw = QApplication::activeModalWidget()) {
debug << "\n QApplication::activeModalWidget = ";
formatObject(mw, debug);
}
if (const QWidget *pw = QApplication::activePopupWidget()) {
debug << "\n QApplication::activePopupWidget = ";
formatObject(pw, debug);
}
debug << "\n QApplication::activeWindow = ";
formatObject(QApplication::activeWindow(), debug);
#endif // HAVE_APPLICATION
#if defined(HAVE_GUI_APPLICATION)
if (const QWindow *mw = QGuiApplication::modalWindow()) {
debug << "\n QGuiApplication::modalWindow = ";
formatObject(mw, debug);
}
debug << "\n QGuiApplication::focusWindow = ";
formatObject(QGuiApplication::focusWindow(), debug);
#endif // HAVE_GUI_APPLICATION
}
bool EventFilter::eventFilter(QObject *o, QEvent *e)
{
static int n = 0;
if (matchesType(o, m_objectTypes) && m_eventTypes.contains(e->type())) {
QDebug debug = qDebug().nospace();
const QString on = o->objectName();
debug << '#' << n++ << ' ' << o->metaObject()->className();
if (!on.isEmpty())
debug << '/' << on;
debug << '#' << n++ << ' ';
formatObject(o, debug);
debug << ' ' << e;
switch (e->type()) {
#if QT_VERSION >= 0x050000
case QEvent::FocusAboutToChange:
#endif
case QEvent::FocusIn:
formatApplicationState(debug);
break;
default:
break;
}
}
return false;
}